Notable specimens: Dendrobium forbesii (New Guinea); the Critically Endangered Epidendrum montserratense (endemic to Montserrat, Caribbean); the Critically Endangered Paphiopedilum druryi (endemic to South India and only found as small colonies in the Agastyamala Hills); and Phaius tankervilleae (linked to eighteenth century collections and the first tropical terrestrial orchids brought to flowering at Kew); 600 accessions are on the IUCN Red List of Threatened Species